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Question
Give the orbital diagram of the following:
Nitrogen
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Solution
Nitrogen
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(i) How many atoms of each kind are present in the following molecules: calcium oxide, chlorine, water, carbon tetrachloride?
(ii) How many electrons are required for their octet structure?
Match the column A with Column B.
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Column A |
Column B |
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(i) Sodium chloride (ii) Ammonium ion (iii) Carbon tetrachloride |
Covalent bond Ionic bond Covalent and coordinate bond |
Elements X, Y, and Z have atomic numbers 6, 9 and 12 respectively. Which one forms a cation?
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Atoms |
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Atomic No. |
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A |
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B |
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C |
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Give the orbital diagram of the following:
Magnesium chloride
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^39_19K}\]
Match the following:
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| 2. | Atoms with different electronegativities | b. | acceptor bond |
| 3. | An atom that accepts electron pair | c. | covalent bond |
| 4. | Rusting of iron | d. | donor atom |
| 5. | An atom that provides electron pair | e. | oxidation |
| f. | ionic bond |
